diff options
| -rw-r--r-- | disk/part_iso.c | 27 |
1 files changed, 4 insertions, 23 deletions
diff --git a/disk/part_iso.c b/disk/part_iso.c index b83983badf5..2114faf64b7 100644 --- a/disk/part_iso.c +++ b/disk/part_iso.c @@ -7,6 +7,7 @@ #include <common.h> #include <command.h> +#include <asm/unaligned.h> #include "part_iso.h" #ifdef HAVE_BLOCK_DEVICE @@ -25,26 +26,6 @@ static unsigned char tmpbuf[CD_SECTSIZE]; -/* Convert char[4] in little endian format to the host format integer - */ -static inline unsigned long le32_to_int(unsigned char *le32) -{ - return ((le32[3] << 24) + - (le32[2] << 16) + - (le32[1] << 8) + - le32[0] - ); -} -/* Convert char[2] in little endian format to the host format integer - */ -static inline unsigned short le16_to_int(unsigned char *le16) -{ - return ((le16[1] << 8) + - le16[0] - ); -} - - /* only boot records will be listed as valid partitions */ int part_get_info_iso_verb(struct blk_desc *dev_desc, int part_num, disk_partition_t *info, int verb) @@ -103,7 +84,7 @@ int part_get_info_iso_verb(struct blk_desc *dev_desc, int part_num, pbr->ident_str, dev_desc->devnum, part_num); return (-1); } - bootaddr=le32_to_int(pbr->pointer); + bootaddr = get_unaligned_le32(pbr->pointer); PRINTF(" Boot Entry at: %08lX\n",bootaddr); if (blk_dread(dev_desc, bootaddr, 1, (ulong *)tmpbuf) != 1) { if(verb) @@ -203,7 +184,7 @@ found: } switch(pide->boot_media) { case 0x00: /* no emulation */ - info->size=le16_to_int(pide->sec_cnt)>>2; + info->size = get_unaligned_le16(pide->sec_cnt)>>2; break; case 0x01: info->size=2400>>2; break; /* 1.2MByte Floppy */ case 0x02: info->size=2880>>2; break; /* 1.44MByte Floppy */ @@ -211,7 +192,7 @@ found: case 0x04: info->size=2880>>2; break; /* dummy (HD Emulation) */ default: info->size=0; break; } - newblkaddr=le32_to_int(pide->rel_block_addr); + newblkaddr = get_unaligned_le32(pide->rel_block_addr); info->start=newblkaddr; PRINTF(" part %d found @ %lx size %lx\n",part_num,newblkaddr,info->size); return 0; |